45480769 has 2 divisors, whose sum is σ = 45480770. Its totient is φ = 45480768.

The previous prime is 45480727. The next prime is 45480781. The reversal of 45480769 is 96708454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43824400 + 1656369 = 6620^2 + 1287^2 .

It is a cyclic number.

It is not a de Polignac number, because 45480769 - 2⁷ = 45480641 is a prime.

It is a super-2 number, since 2×45480769² = 4137000697662722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45480719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22740384 + 22740385.

It is an arithmetic number, because the mean of its divisors is an integer number (22740385).

Almost surely, 2^45480769 is an apocalyptic number.

It is an amenable number.

45480769 is a deficient number, since it is larger than the sum of its proper divisors (1).

45480769 is an equidigital number, since it uses as much as digits as its factorization.

45480769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 45480769 is about 6743.9431343985. The cubic root of 45480769 is about 356.9515452862.

The spelling of 45480769 in words is "forty-five million, four hundred eighty thousand, seven hundred sixty-nine".